@Override
            protected void delayBeforeProcessing() {
                throw new CrawlerSystemException("Test CrawlerSystemException");
            }

            @Override
            protected void delayAfterProcessing() {
            }

            @Override
            protected void delayAtNoUrlInQueue() {
            }

            @Override

     */
    protected String groupId;

    protected String artifactId;
    protected String version;
    protected String type;
    protected ArtifactScopeEnum artifactScope;
    protected String classifier;

    /**
     * explanation: why this MD was chosen over its siblings
     * in the resulting structure (classpath for now)
     */
    protected String why;

    //                                                                          ==========
    protected final String _tableDbName = "failure_url";
    protected final String _tableDispName = "failure_url";
    protected final String _tablePropertyName = "FailureUrl";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override

    /** Empty object array */
    protected static final Object[] EMPTY_ARGS = new Object[0];

    /** Empty class array */
    protected static final Class<?>[] EMPTY_PARAM_TYPES = new Class<?>[0];

    /** The class of the bean */
    protected final Class<?> beanClass;

    /** Map of type arguments and type variables */
    protected final Map<TypeVariable<?>, Type> typeVariables;

  protected static final int EXCEPTION_DATA = -1;
  protected static final int VALID_INPUT_DATA = 1;
  protected static final Exception EXCEPTION = new Exception("Test exception");

  protected SettableFuture<Integer> inputFuture;
  protected ListenableFuture<T> resultFuture;
  protected MockFutureListener listener;

  @Override
  protected void setUp() throws Exception {
    super.setUp();

    @Inject
    protected PlexusContainer container;

    @Inject
    protected org.eclipse.aether.RepositorySystem repositorySystem;

    @Inject
    protected RepositorySystem mavenRepositorySystem;

    @Inject
    protected org.apache.maven.project.ProjectBuilder projectBuilder;

    protected abstract String getProjectsDirectory();

    protected PlexusContainer getContainer() {

        return facadeSelectByPK(id);
    }

    protected OptionalEntity<ClickLog> facadeSelectByPK(String id) {
        return doSelectOptionalByPK(id, typeOfSelectedEntity());
    }

    protected <ENTITY extends ClickLog> ENTITY doSelectByPK(String id, Class<? extends ENTITY> tp) {
        return doSelectEntity(xprepareCBAsPK(id), tp);
    }

    protected ClickLogCB xprepareCBAsPK(String id) {

        return facadeSelectByPK(id);
    }

    protected OptionalEntity<Role> facadeSelectByPK(String id) {
        return doSelectOptionalByPK(id, typeOfSelectedEntity());
    }

    protected <ENTITY extends Role> ENTITY doSelectByPK(String id, Class<? extends ENTITY> tp) {
        return doSelectEntity(xprepareCBAsPK(id), tp);
    }

    protected RoleCB xprepareCBAsPK(String id) {

        return facadeSelectByPK(id);
    }

    protected OptionalEntity<FailureUrl> facadeSelectByPK(String id) {
        return doSelectOptionalByPK(id, typeOfSelectedEntity());
    }

    protected <ENTITY extends FailureUrl> ENTITY doSelectByPK(String id, Class<? extends ENTITY> tp) {
        return doSelectEntity(xprepareCBAsPK(id), tp);
    }

    protected FailureUrlCB xprepareCBAsPK(String id) {

        return facadeSelectByPK(id);
    }

    protected OptionalEntity<RequestHeader> facadeSelectByPK(String id) {
        return doSelectOptionalByPK(id, typeOfSelectedEntity());
    }

    protected <ENTITY extends RequestHeader> ENTITY doSelectByPK(String id, Class<? extends ENTITY> tp) {
        return doSelectEntity(xprepareCBAsPK(id), tp);
    }

    protected RequestHeaderCB xprepareCBAsPK(String id) {